Stephen Grabelsky, MD
Medical Oncology Physician · Delray Beach, FL
Stephen Grabelsky, MD is a medical oncology physician with a practice address in Delray Beach, Florida, and NPI 1366490781, issued on May 5, 2006. Check the license (Florida 65576, as entered in NPPES) on the Florida health license search; the Medicare figures below come from public CMS files.
- Name
- Stephen Grabelsky
- Credential
- MD
- Primary taxonomy
- Medical Oncology Physician 207RX0202X
- License numbers
- 65576 FL
ME65576 FL
Self-reported in NPPES; status is on the state search - Practice location
- 6282 Linton Blvd, Delray Beach, FL 33484
- Phone
- (561) 495-8307
- Enumerated
- May 5, 2006
- Record last updated
- Feb 7, 2022
- Fax
- (561) 495-6422
- Medicare enrollment
- Enrolled (PECOS I20061120000016); accepts Medicare assignment
- Telehealth
- Offers telehealth (CMS)
- Entity
- Type 1 · individual
8 nearest medical oncology physician records → All 561 in Florida → Look up another NPI →
Also registered at 6282 Linton Blvd
A shared address usually means a shared clinic or building; it does not show who employs whom.
- Howard Adler, M.D.Medical Oncology Physician1427006782
- Spencer Bachow, MDMedical Oncology Physician1669765525
- Albert Begas, M.D.Medical Oncology Physician1245288315
- Lloyd Berkowitz, M.D.Specialist1801844238
- Lisa Bodnar, ARNPNurse Practitioner1609825918
- Warren Brenner, M.D.Medical Oncology Physician1003865338
Verify Stephen Grabelsky in five checks
- 1IdentityNPI record in CMS NPPESNPI lookupConfirmed in NPPES
- 2LicenseActive license and public ordersFlorida health license search
Search for license 65576Check the board - 3Other statesLicenses and actions elsewhereDocInfo (FSMB)Not checked
- 4ExclusionsMedicare and Medicaid bansHHS-OIG exclusion listNot checked
- 5CertificationBoard certificationABMS AOA NCCPA AANPNot checked
24% more Medicare Part D claims than the average medical oncology physician in 2024
874 Medicare Part D claims for 173 beneficiaries, against an average of 703 among the 4,230 providers of this specialty who prescribed in Part D. 89 claims were for opioids.
Most prescribed
- Gabapentin45 claims
- Eliquis40 claims
- Mirtazapine34 claims
- Ondansetron Hcl34 claims
- Tramadol Hcl33 claims
- Hydroxyurea28 claims
Source: CMS Medicare Part D Prescribers by Provider and Drug, 2024 (data.cms.gov). Part D covers prescriptions for Medicare patients only; drugs with fewer than 11 claims are not published.
The practice group's MIPS final score for 2023 (Medicare payment program): 74.1 of 100
The Merit-based Incentive Payment System score is reported for the practice group, not for one clinician alone. Four categories are weighted into the final score; the average among 454,083 clinicians with a measured score was 83.5.
Source: CMS Quality Payment Program, MIPS performance year 2023, group reporting; category weights for 2023 (qpp.cms.gov).
Industry payments in 2024: $365.62
18 payments; by number, the most common kind was food and beverage; the largest payer was Pfizer Inc. The 3,343 providers of this specialty with any payment received $11,773.47 on average. Payments are reported by manufacturers, not by the provider, and are not a sign of wrongdoing.
Source: CMS Open Payments, program year 2024 (openpaymentsdata.cms.gov); average among providers of this specialty with at least one payment.
Bills Medicare through one group practice
- Brrh Oncology, LLCBoca Raton, FL
Source: CMS Doctors and Clinicians National Downloadable File (the group practices a clinician bills Medicare through) (data.cms.gov).
Stephen Grabelsky among 561 medical oncology physician records in Florida
Stephen Grabelsky, MD is one of 561 medical oncology physician records with a practice address in Florida. 91% of them appear in a Medicare file (Part D prescribing, MIPS, Open Payments or Medicare group billing); this one does. Its NPI, issued in 2006, is newer than 20% of them.
- NPI issued2006 · 20% of these records are older, 46% newer
- In a Medicare fileYes · 91% of these records are
- In the CMS Doctors and Clinicians fileYes · 83% of these records are
- Graduated1982 · median 2000 among the 463 with a school on file
- Record last updated2022 · 24% of these records were not updated in five years or more
Source: CMS NPPES, file of Aug 9, 2026, every record with primary taxonomy 207RX0202X and a Florida practice address; Medicare files: CMS Part D Prescribers 2024, MIPS 2023, Open Payments 2024, Doctors and Clinicians (data.cms.gov).
Medical Oncology Physician providers in Florida
There are 561 medical oncology physician records in Florida.
All 561 in Florida → Every provider in Delray Beach → Medical Oncology Physician nationwide →
The 8 medical oncology physician records with the nearest ZIP codes
- Howard Adler, M.D.Delray Beach, FL 334841427006782
- Spencer Bachow, MDDelray Beach, FL 334841669765525
- Albert Begas, M.D.Delray Beach, FL 334841245288315
- Warren Brenner, M.D.Delray Beach, FL 334841003865338
- Edgar Castillo Dandreis, MDDelray Beach, FL 334841396974135
- Teresa Gagliano-Decesare, M.D.Delray Beach, FL 334841144279225
- Hilary Gomolin, MDDelray Beach, FL 334841104874916
- Alan Koletsky, MDDelray Beach, FL 334841952359234
Common questions
What is Stephen Grabelsky, MD's NPI number?
Stephen Grabelsky, MD's National Provider Identifier (NPI) is 1366490781, issued on May 5, 2006. An NPI identifies a provider in billing; it is not a license.
Where is Stephen Grabelsky, MD located?
The NPPES record lists a practice address at 6282 Linton Blvd, Delray Beach, FL, 33484. Phone: (561) 495-8307. Providers update this record themselves, so call before visiting.
How can I verify Stephen Grabelsky, MD's license?
NPPES lists Florida license number 65576, as entered by the provider. Search the Florida health license search at https://mqa-internet.doh.state.fl.us/mqasearchservices/healthcareproviders. The NPPES record confirms identity only; the state search shows license status, expiration and public orders.
How much does Stephen Grabelsky, MD prescribe under Medicare Part D?
In 2024, Stephen Grabelsky, MD had 874 Medicare Part D claims for 173 beneficiaries; the average among medical oncology physician prescribers was 703. Part D covers Medicare prescriptions only.
What is Stephen Grabelsky, MD's MIPS final score?
The 2023 MIPS final score is 74.1 of 100, reported for the practice group. The average among 454,083 clinicians with a measured score was 83.5.
Source: CMS National Plan and Provider Enumeration System (NPPES), file of Aug 9, 2026 (NPPES files on CMS.gov); NUCC Health Care Provider Taxonomy. Medicare files from data.cms.gov. An NPI identifies who bills; it is not a license.
Figures on PlainDoctor are read from the federal files each page names (CMS NPPES, Medicare Part D, MIPS, Open Payments; the HHS-OIG exclusion list only as counts) and from Census population estimates, with the file date shown beside them. See our editorial standards & corrections policy, the methodology behind these numbers, or report a data error. Data current as of Aug 9, 2026.